Corporation (NASDAQ/NMS: EXCA) announced today that it intends to
file a shelf registration statement shortly covering the issuance and
resale of 365,608 shares of common stock issuable to certain of its
officers, directors, employees and a former director upon exercise of
certain stock options granted to them by the company. The filing of
this registration statement will satisfy certain obligations of the
company to certain of these individuals, some of whom hold stock options
expiring in April 1992.